Georgii Sergeev

Globally operating e-commerce system project. - Decreased order cancellation rate by 10% enhancing the C#, ASP.NET, Azure ServiceBus, SQL -based system. - Integrated shipping services with .NET web applications via REST API for 30+ countries. - Improved code quality, proactively discussed and solved complex issues in web applications, significantly reduced manual effort and testing time. - Developed multi-layer application components in a microservices architecture, utilizing T-SQL, NServiceBus, Redis.

- Developed communication systems for US healthcare provider with .NET, Azure, SQL, Docker, EF used in 140+ clinics. - Effectively collaborated with business, frontend and QA teams, delivering project with no missed deadlines. - Mitigated 100% of critical security issues in a large legacy digital documentation system of Thomson Reuters, resulting in successfully passed audit. - Increased automated test coverage by 20% to meet the code quality metrics.

Project: applications and add-ons for modeling, documentation, and data management. - Migrated to .NET, extended and presented the digital documentation system to stakeholders, resulting in clear alignment of project goals and 30% less post-release issues. - Ensured high quality and reliability with automated tests (NUnit). - Developed and delivered over 10 projects with .NET, SQL, WinForms. - Organized development planning with a customer-oriented approach, which led to a 100% client conversion growth.